Science

Monday, 5 January 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Cosmos
The Solar System is located at a distance of 28.000 light years from the center of the Milky Way.
It orbits around the galactic center of gravity at a speed of 268 km/s. It takes about 230 million y ...
Amber
Amber often contains remains of insects, crustaceans, spiders, as well as plants.
The genetic material of organisms trapped within the amber is dissolved, so there is no possibility of recreating millennia-old creatures, such as dinosaurs, plainly out of the remnants from amber.
Earth
Earth is the third planet from the Sun.
It is also the first planet from the sun to have a natural satellite.
Enceladus
Underneath the icy crust is an ocean of liquid water 75 kilometers deep.
Fungi
There are fungi that hunt animals.
An example of such a mushroom is the oyster mushroom. If it lacks protein, it hunts for nematodes by ...
Enceladus
During Cassini's flyby on July 14, 2005, the spacecraft found an icy volcano on the moon's south pole.
Earth
There are over 7.8 billion people in the world.
It took humanity over 2 million years to reach a population of one billion. In 2011, there were 7 bi ...
Deimos
The diameter of Deimos during a solar eclipse on Mars is only 2.5 times greater than the diameter of Venus during transit.
Cosmos
The basic and most widely accepted theory of the origin of the universe is the Big Bang theory.
This theory assumes that the universe began at a single point the size of a pinhead, which, as a res ...
Fungi
You can pay a fortune for them.
The most valuable mushrooms are white truffles. PLN 330.000 ($82.130,96) was paid for a specimen weighing 1.5 kg.